"flight information region" meaning in English

{
  "forms": [
    {
      "form": "flight information regions",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "flight information region (plural flight information regions)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Finnish translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with German translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Russian translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Swedish translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Aviation",
          "orig": "en:Aviation",
          "parents": [
            "Aeronautics",
            "Transport",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A specified region of airspace in which a flight information service and an alerting service are provided."
      ],
      "id": "en-flight_information_region-en-noun-C-muLzTT",
      "links": [
        [
          "aviation",
          "aviation"
        ],
        [
          "airspace",
          "airspace"
        ]
      ],
      "raw_glosses": [
        "(aviation) A specified region of airspace in which a flight information service and an alerting service are provided."
      ],
      "synonyms": [
        {
          "word": "FIR"
        }
      ],
      "topics": [
        "aeronautics",
        "aerospace",
        "aviation",
        "business",
        "engineering",
        "natural-sciences",
        "physical-sciences"
      ],
      "translations": [
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "region in airspace",
          "word": "lentotiedotusalue"
        },
        {
          "code": "de",
          "lang": "German",
          "sense": "region in airspace",
          "tags": [
            "neuter"
          ],
          "word": "Fluginformationsgebiet"
        },
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "rajon poljótnoj informacii",
          "sense": "region in airspace",
          "tags": [
            "masculine"
          ],
          "word": "район полётной информации"
        },
        {
          "code": "sv",
          "lang": "Swedish",
          "sense": "region in airspace",
          "tags": [
            "neuter"
          ],
          "word": "flyginformationsområde"
        }
      ],
      "wikipedia": [
        "flight information region"
      ]
    }
  ],
  "word": "flight information region"
}

{
  "forms": [
    {
      "form": "flight information regions",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "flight information region (plural flight information regions)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "Entries with translation boxes",
        "Pages with 1 entry",
        "Pages with entries",
        "Terms with Finnish translations",
        "Terms with German translations",
        "Terms with Russian translations",
        "Terms with Swedish translations",
        "en:Aviation"
      ],
      "glosses": [
        "A specified region of airspace in which a flight information service and an alerting service are provided."
      ],
      "links": [
        [
          "aviation",
          "aviation"
        ],
        [
          "airspace",
          "airspace"
        ]
      ],
      "raw_glosses": [
        "(aviation) A specified region of airspace in which a flight information service and an alerting service are provided."
      ],
      "topics": [
        "aeronautics",
        "aerospace",
        "aviation",
        "business",
        "engineering",
        "natural-sciences",
        "physical-sciences"
      ],
      "wikipedia": [
        "flight information region"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "FIR"
    }
  ],
  "translations": [
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "region in airspace",
      "word": "lentotiedotusalue"
    },
    {
      "code": "de",
      "lang": "German",
      "sense": "region in airspace",
      "tags": [
        "neuter"
      ],
      "word": "Fluginformationsgebiet"
    },
    {
      "code": "ru",
      "lang": "Russian",
      "roman": "rajon poljótnoj informacii",
      "sense": "region in airspace",
      "tags": [
        "masculine"
      ],
      "word": "район полётной информации"
    },
    {
      "code": "sv",
      "lang": "Swedish",
      "sense": "region in airspace",
      "tags": [
        "neuter"
      ],
      "word": "flyginformationsområde"
    }
  ],
  "word": "flight information region"
}